Home / 55,451.64-76,524.30-30,302.04

Finding the Fourth Proportional to 55,451.64, 76,524.30 and 30,302.04

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Solution

The fourth proportional to 55,451.64, 76,524.30 and 30,302.04 is: 41,817.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,451.64 : 76,524.30 = 30,302.04 : x
  2. Step 2: Convert to fraction form
    55,451.64/76,524.30 = 30,302.04/x
  3. Step 3: Cross multiply
    55,451.64x = 76,524.30 × 30,302.04
  4. Step 4: Simplify right side
    55,451.64x = 2,318,842,399.57
  5. Step 5: Solve for x
    x = 2,318,842,399.57/55,451.64
  6. Step 6: Final answer
    x = 41,817.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.